
I may not be smart enough to use while loops.  Let's fix the
infinite-looping one, and also convert some more while loops to for
loops where practical.



git-svn-id: e88a1e38e13faf406e05cc89eca8dd613216f6c4@6076 434f946d-2f3d-0410-ba4c-cb9f52fb0dbf

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